Hear No Evil Season 1 Episode 5 - The Sound of Terror

Airdate: 2017-Jun-14

Episode summary:

Investigators track a counterfeiter to a storage unit where they find audio recordings of him torturing dozens of women; analyzing the tapes, they realize he may be one of the most depraved serial killers in history.

About Hear No Evil series:

In Hear No Evil, investigators use audio recordings to help them solve crimes.